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T25.531

Non-billable

Corrosion of first degree of right toe(s) (nail)

T25.531 is the ICD-10-CM code for Corrosion of first degree of right toe(s) (nail). It is a non-billable category code — use a more specific child code such as T25.531A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T25.53
Subcodes
3
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code T25.531?
T25.531 is the ICD-10-CM code for "Corrosion of first degree of right toe(s) (nail)". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T25.531 a billable code?
No — T25.531 is a non-billable header code. Use a more specific child code (such as T25.531A) for billing.
What are the subcodes of T25.531?
T25.531 has 3 more specific child codes, including T25.531A, T25.531D, T25.531S.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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